TP-Link Kasa HS200 is the top pick among smart wall switches under $40, rated 4.5 stars across 43,235 customer reviews.
Kasa HS200
4.5(43.2K)$15.99
Kasa HS220
4.5(35K)$19.99
28% OFFKasa KS200
4.5(1.9K)$14.35$19.99
Smart Wall Touch Light (3 Gang)
4.4(1.3K)$25.99
8% OFF
Smart Wall Switch (No Neutral) - Single
4.3(531)$36.99$39.99
Smart Wall Touch Light (2 Gang)
4.0(1.2K)$27.99
Orb-ZBRBS Zigbee Smart Roller Shutter Wall Switch
4.3(349)$16.90
Decora Smart Wi-Fi Switch D315S
4.5(228)$37.84
5% OFFSmart Wall Switch (With Neutral) - Single
4.1(264)$34.19$35.99
10% OFFSmart Wall Switch (With Neutral) - Double
4.4(156)$35.99$39.99- News by email
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Wi-Fi Smart Light Switch
4.0(216)$17.99
Smart Touch Wall Switch 2 Gang (2nd Gen)
4.3(77)$20.99
Smart Wall Switch M5 (US) - Triple
4.3(66)$19.59
Smart Wall Switch M5 (US) - Double
3.9(51)$18.90
Smart Wall Switch ZBM5 (US) - Single
3.5(55)$29.99
20% OFF
Illumino Switch
3.9(44)$35.99$44.99
Smart Wall Switch ZBM5 (US) - Triple
4.0(35)$33.99
Smart Single Pole Light Switch
4.1(29)$16.99
Smart Wall Switch ZBM5 (US) - Double
3.8(31)$31.99
23% OFFIllumino Dimmer Switch
3.6(25)$36.99$47.99
Star Ring Smart Ceiling Fan Control Dimmer Switch
3.7(19)$34.99
Smart Wall Switch M5 (US) - Single
4.2(15)$17.90
Smart Wall Switch H1 EU (No Neutral) - Triple
$19.03
Smart Wall Switch H1 EU (With Neutral) - Triple
$19.03
Motion Dimmer ZEN12 800LR
$38.95
9% OFFStar Feather US Standard Smart Zigbee Dimmer Switch
$38.99$42.99
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Frequently asked questions
What are the best smart wall switches under $40?
TP-Link Kasa HS200, TP-Link Kasa HS220 and TP-Link Kasa KS200 lead our ranking of smart wall switches under $40, ordered by customer rating weighted by how many reviews back it. The full list compares 26 products in this price range.
How many smart wall switches cost less than $40?
This page tracks 26 smart wall switches under $40 from 7 brands, with prices starting at $14.35.
Are these prices up to date?
Prices are re-checked continuously, so every card shows the latest price we have. A product whose price rises above $40 drops off this list on the next update.
Looking for more than $40?
See all the wall switches in the catalog, compared side by side on specs, price and rating.